About the Authors

Flavia Lombardo

Affiliation National Institute of Health, Rome, Italy

Marina Maggini

Affiliation National Institute of Health, Rome, Italy

Gabriella Gruden

Affiliation Department of Medical Sciences, University of Turin, Turin, Italy

Graziella Bruno

graziella.bruno@unito.it

Affiliation Department of Medical Sciences, University of Turin, Turin, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FL GB. Performed the experiments: FL MM GG GB. Analyzed the data: FL MM. Contributed reagents/materials/analysis tools: FL MM GG GB. Wrote the paper: FL MM GG GB. Researched data: FL MM GB. Contributed to the discussion: MM GG. Reviewed/edited the manuscript: MM GG.